N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 am CDT

Ask: hams within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

N1IOU

✅ Available for a vanity request — free since Mar 20, 2003.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Mar 20, 2003

Previous holder: DARREN D CLARK

Held N1IOU Mar 19, 1991 → Mar 19, 2001 · first licensed Mar 19, 1991 as N1IOU · 1 license · no FRN on file (pre-2001 records)

N1IOU Expired Technician Plus Mar 19, 1991 → Mar 19, 2001 (expired)

Licensee
DARREN D CLARK

Address
28 OAR AND LINE RD
PLYMOUTH, MA 02360
41.8821, -70.6313 (ZIP center) · Grid FN41qv · CQ 5 · ITU 8 · map ↗

Previous call
KA1VOO (Novice)

Last granted
Mar 19, 1991

Effective
Mar 19, 1991

Last action
Mar 20, 2003
FCC actions (1)
- Mar 20, 2003 — License expired LIEXP

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as N1IOU
DARREN D CLARK
28 OAR AND LINE RD, PLYMOUTH, MA 02360
41.8821, -70.6313 (ZIP center) · Grid FN41qv · CQ 5 · ITU 8 · map ↗

Others requesting N1IOU

1 application listed N1IOU as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 21, 2016	Aug 8, 2016	KC1GBC · THOMAS M ACHTEMICHUK · BOSTON, MA	7	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N1IOU in the last 24 hours. They show up here within seconds of N1IOU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.